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Finding the Fourth Proportional to 96.02, 132.51 and 63.36

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Solution

The fourth proportional to 96.02, 132.51 and 63.36 is: 87.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.02 : 132.51 = 63.36 : x
  2. Step 2: Convert to fraction form
    96.02/132.51 = 63.36/x
  3. Step 3: Cross multiply
    96.02x = 132.51 × 63.36
  4. Step 4: Simplify right side
    96.02x = 8,395.83
  5. Step 5: Solve for x
    x = 8,395.83/96.02
  6. Step 6: Final answer
    x = 87.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.